Test set, stepping switch

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Ingenium, 1978.0053.001
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OBJECT TYPE: PULSE
DATE: 1920
ARTIFACT NUMBER: 1978.0053.001

MANUFACTURER: Western Electric Co.
MODEL: Unknown
LOCATION: Chicago, Illinois, United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: CASE, CAST AND MACHINED BRASS/ CLOCKWORK MECHANISM, BRASS/ GEARS, STEELSHAFTS AND SPRINGS/ SYNTHETIC KNOB

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: N/A
Width: 12.7 cm
Height: 11.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Telephony
Sub-Category: N/A

Manufacturer

AKA: Western Electric
Country: United States of America
State/Province: Illinois
City: Chicago

Context

Country: North America
State/Province: Unknown
Period: 1920'S
Canada: Unknown
Function: PROVIDES CALIBRATED PULSES TO TEST AND/OR ADJUST STEP BY STEP SWITCHES AND ASSOCIATED RELAYS.
Technical: POSSIBLY AN EARLY PULSE GENERATOR. REPLACED BY THE 1A PULSING TEST SET.
Area Notes: Unknown

Details

Markings: DECAL ON FRONT: 'Western Electric/ PAT. IN U.S. OCT. 5, [?]/ MADE IN U.S.A.'/ CALIBRATION NUMBERS: 'A B C D'; '0' [TO] '13]'; '13' [TO] '0'/ STAMPED IN BOTTOM: '61A'/ ON BASE OF CALIBRATION DIALS: 'K1 K2 K3'
Missing: DRIVE MECHANISM BETWEEN THE SPRING AND GOVERNOR IS MISSING, PROBABLY A CLUTCH MECHANISM OR A DRIVE PIN/ 6-32 MACHINE SCREW MISSING (BASE TO COVER SCREW)
Finish: BLACK GLOSS ENAMEL
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

Western Electric Co., Test set, stepping switch, circa 1920, Artifact no. 1978.0053, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1978.0053.001/

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